#include <iostream>
#include "calc.h"

using namespace std;

int main(){
    int a = 100, b = 20;
    cout << "a=" << a << " b=" << b << endl;

    cout << "a+b=" << Calc::add(a, b) << endl;
    cout << "a-b=" << Calc::sub(a, b) << endl;
    cout << "a*b=" << Calc::mul(a, b) << endl;
    cout << "a/b=" << Calc::div(a, b) << endl;
    return 0;
}